html {
    height: 100%;
}
body {
    margin: 0;
    min-height: 100vh;
    background: linear-gradient(45deg,#192B7D, #0C1948);
    background-size: 400% 400%;
    background-attachment: fixed;
    font-family: "微软雅黑", sans-serif;
    animation: gradientLoop 10s ease infinite;
}

@keyframes gradientLoop {
    0% {
        background-position: 0% 0%;
    }
    25% {
        background-position: 100% 0%;
    }
    50% {
        background-position: 100% 100%;
    }
    75% {
        background-position: 0% 100%;
    }
    100% {
        background-position: 0% 0%;
    }
}
/* 导航栏 */
.w {
    width: 1240px;
    margin: 0 auto;
}
.nav {
    position: sticky;
    top: 0;
    z-index: 999;
    display: flex;
    /* height: 60px; */
    width: 100%;
    background-color: #01065354;
    backdrop-filter: saturate(150%) blur(28px);
}
.nav .w {
    display: flex;
    justify-content: space-between;
}
.nav .w h1 {
    color: #fff;
    font-size: 32px;
    line-height: 60px;
}
.nav ul {
    display: flex;
    align-items: center;
    gap: 50px;
}
.nav .n-r ul li a {
    display: block;
    margin-bottom: 2px;
    color: #fff;
    border-bottom: 2px solid transparent;
    font-size: 20px;
    line-height: 60px;
    transition: all 0.3s;
}
.nav .n-r li a:hover {
    color: aqua;
    border-bottom: 2px solid aqua;
}